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|
//===- MipsMSAInstrFormats.td - Mips Instruction Formats ---*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
class MSAInst : MipsInst<(outs), (ins), "", [], NoItinerary, FrmOther>,
PredicateControl, ASE_MSA {
let EncodingPredicates = [HasStdEnc];
let Inst{31-26} = 0b011110;
}
class MSACBranch : MSAInst {
let Inst{31-26} = 0b010001;
}
class MSASpecial : MSAInst {
let Inst{31-26} = 0b000000;
}
class MSAPseudo<dag outs, dag ins, list<dag> pattern,
InstrItinClass itin = IIPseudo>:
MipsPseudo<outs, ins, pattern, itin> {
let Predicates = [HasMSA];
}
class MSA_BIT_B_FMT<bits<3> major, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
bits<3> m;
let Inst{25-23} = major;
let Inst{22-19} = 0b1110;
let Inst{18-16} = m;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_BIT_H_FMT<bits<3> major, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
bits<4> m;
let Inst{25-23} = major;
let Inst{22-20} = 0b110;
let Inst{19-16} = m;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_BIT_W_FMT<bits<3> major, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
bits<5> m;
let Inst{25-23} = major;
let Inst{22-21} = 0b10;
let Inst{20-16} = m;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_BIT_D_FMT<bits<3> major, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
bits<6> m;
let Inst{25-23} = major;
let Inst{22} = 0b0;
let Inst{21-16} = m;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_2R_FILL_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> rs;
bits<5> wd;
let Inst{25-18} = major;
let Inst{17-16} = df;
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_2R_FILL_D_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> rs;
bits<5> wd;
let Inst{25-18} = major;
let Inst{17-16} = df;
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_2R_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
let Inst{25-18} = major;
let Inst{17-16} = df;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_2RF_FMT<bits<9> major, bits<1> df, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
let Inst{25-17} = major;
let Inst{16} = df;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_3R_FMT<bits<3> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> wt;
bits<5> ws;
bits<5> wd;
let Inst{25-23} = major;
let Inst{22-21} = df;
let Inst{20-16} = wt;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_3RF_FMT<bits<4> major, bits<1> df, bits<6> minor>: MSAInst {
bits<5> wt;
bits<5> ws;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21} = df;
let Inst{20-16} = wt;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_3R_INDEX_FMT<bits<3> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> rt;
bits<5> ws;
bits<5> wd;
let Inst{25-23} = major;
let Inst{22-21} = df;
let Inst{20-16} = rt;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_FMT<bits<10> major, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;
let Inst{25-16} = major;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_CFCMSA_FMT<bits<10> major, bits<6> minor>: MSAInst {
bits<5> rd;
bits<5> cs;
let Inst{25-16} = major;
let Inst{15-11} = cs;
let Inst{10-6} = rd;
let Inst{5-0} = minor;
}
class MSA_ELM_CTCMSA_FMT<bits<10> major, bits<6> minor>: MSAInst {
bits<5> rs;
bits<5> cd;
let Inst{25-16} = major;
let Inst{15-11} = rs;
let Inst{10-6} = cd;
let Inst{5-0} = minor;
}
class MSA_ELM_B_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-20} = 0b00;
let Inst{19-16} = n{3-0};
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_H_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-19} = 0b100;
let Inst{18-16} = n{2-0};
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_W_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-18} = 0b1100;
let Inst{17-16} = n{1-0};
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_D_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-17} = 0b11100;
let Inst{16} = n{0};
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_COPY_B_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> rd;
let Inst{25-22} = major;
let Inst{21-20} = 0b00;
let Inst{19-16} = n{3-0};
let Inst{15-11} = ws;
let Inst{10-6} = rd;
let Inst{5-0} = minor;
}
class MSA_ELM_COPY_H_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> rd;
let Inst{25-22} = major;
let Inst{21-19} = 0b100;
let Inst{18-16} = n{2-0};
let Inst{15-11} = ws;
let Inst{10-6} = rd;
let Inst{5-0} = minor;
}
class MSA_ELM_COPY_W_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> rd;
let Inst{25-22} = major;
let Inst{21-18} = 0b1100;
let Inst{17-16} = n{1-0};
let Inst{15-11} = ws;
let Inst{10-6} = rd;
let Inst{5-0} = minor;
}
class MSA_ELM_COPY_D_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<4> n;
bits<5> ws;
bits<5> rd;
let Inst{25-22} = major;
let Inst{21-17} = 0b11100;
let Inst{16} = n{0};
let Inst{15-11} = ws;
let Inst{10-6} = rd;
let Inst{5-0} = minor;
}
class MSA_ELM_INSERT_B_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<6> n;
bits<5> rs;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-20} = 0b00;
let Inst{19-16} = n{3-0};
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_INSERT_H_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<6> n;
bits<5> rs;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-19} = 0b100;
let Inst{18-16} = n{2-0};
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_INSERT_W_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<6> n;
bits<5> rs;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-18} = 0b1100;
let Inst{17-16} = n{1-0};
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_ELM_INSERT_D_FMT<bits<4> major, bits<6> minor>: MSAInst {
bits<6> n;
bits<5> rs;
bits<5> wd;
let Inst{25-22} = major;
let Inst{21-17} = 0b11100;
let Inst{16} = n{0};
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_I5_FMT<bits<3> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> imm;
bits<5> ws;
bits<5> wd;
let Inst{25-23} = major;
let Inst{22-21} = df;
let Inst{20-16} = imm;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_I8_FMT<bits<2> major, bits<6> minor>: MSAInst {
bits<8> u8;
bits<5> ws;
bits<5> wd;
let Inst{25-24} = major;
let Inst{23-16} = u8;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_I10_FMT<bits<3> major, bits<2> df, bits<6> minor>: MSAInst {
bits<10> s10;
bits<5> wd;
let Inst{25-23} = major;
let Inst{22-21} = df;
let Inst{20-11} = s10;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_MI10_FMT<bits<2> df, bits<4> minor>: MSAInst {
bits<21> addr;
bits<5> wd;
let Inst{25-16} = addr{9-0};
let Inst{15-11} = addr{20-16};
let Inst{10-6} = wd;
let Inst{5-2} = minor;
let Inst{1-0} = df;
}
class MSA_VEC_FMT<bits<5> major, bits<6> minor>: MSAInst {
bits<5> wt;
bits<5> ws;
bits<5> wd;
let Inst{25-21} = major;
let Inst{20-16} = wt;
let Inst{15-11} = ws;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_CBRANCH_FMT<bits<3> major, bits<2> df>: MSACBranch {
bits<16> offset;
bits<5> wt;
let Inst{25-23} = major;
let Inst{22-21} = df;
let Inst{20-16} = wt;
let Inst{15-0} = offset;
}
class MSA_CBRANCH_V_FMT<bits<5> major>: MSACBranch {
bits<16> offset;
bits<5> wt;
let Inst{25-21} = major;
let Inst{20-16} = wt;
let Inst{15-0} = offset;
}
class SPECIAL_LSA_FMT<bits<6> minor>: MSASpecial {
bits<5> rs;
bits<5> rt;
bits<5> rd;
bits<2> sa;
let Inst{25-21} = rs;
let Inst{20-16} = rt;
let Inst{15-11} = rd;
let Inst{10-8} = 0b000;
let Inst{7-6} = sa;
let Inst{5-0} = minor;
}
class SPECIAL_DLSA_FMT<bits<6> minor>: MSASpecial {
bits<5> rs;
bits<5> rt;
bits<5> rd;
bits<2> sa;
let Inst{25-21} = rs;
let Inst{20-16} = rt;
let Inst{15-11} = rd;
let Inst{10-8} = 0b000;
let Inst{7-6} = sa;
let Inst{5-0} = minor;
}
|
